Home / 423,085.30-583,872.89-232,104.31

Finding the Fourth Proportional to 423,085.30, 583,872.89 and 232,104.31

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Solution

The fourth proportional to 423,085.30, 583,872.89 and 232,104.31 is: 320,312.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,085.30 : 583,872.89 = 232,104.31 : x
  2. Step 2: Convert to fraction form
    423,085.30/583,872.89 = 232,104.31/x
  3. Step 3: Cross multiply
    423,085.30x = 583,872.89 × 232,104.31
  4. Step 4: Simplify right side
    423,085.30x = 135,519,411,640.95
  5. Step 5: Solve for x
    x = 135,519,411,640.95/423,085.30
  6. Step 6: Final answer
    x = 320,312.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.